One of the hallmarks of a diversified portfolio is dividend investments. Dividends can provide investors with steady passive income streams and help strengthen the overall position of your portfolio. The four stocks explored below operate in the energy sector. Given the high dividend yield of each stock, investing $135,000 split equally among these energy leaders could help generate$10,000 of dividend income. Let's dig into why these companies deserve a look for your portfolio and how each has proven to be ...